Removing the display mask | Toshiba A200 manual

4.21 LCD mask/FL inverter/LED board

4 Replacement Procedures

2.Remove the display mask from the bottom while releasing the latches.

Display mask

Figure 4-35 Removing the display mask

3.Remove the following screw fixing the FL inverter. Disconnect the FL cable and HV cable from the FL inverter.

? M2? 4Z S-THIN HEAD screw ? 1

FL inverter

M2? 4Z S-THIN HEAD

HV cable

FL cable

Figure 4-36 Removing the FL inverter

PORTEGE A200 Maintenance Manual (960 -499)

4-45

Image 250

Toshiba A200 manual LCD mask/FL inverter/LED board Replacement Procedures, Removing the display mask

Contents

Toshiba Corporation File Number Copyright Safety Precautions Preface Portege A200 Maintenance Manual Conventions Acronyms Table of Contents Chapter Tests and Diagnostics Only ONE Test Chapter Replacement Procedures HDD Appendices Portege A200 Maintenance Manual Chapter Hardware Overview Hardware Overview Chapter Contents Figures Tables Features Features Hardware Overview Hardware Overview Features LCD ? LAN Hardware Overview Features System unit configuration Front of the computer Shows the system block diagram ? CPU Hardware Overview Features Features Hardware Overview Hardware Overview Hard Disk Drive SpecificationsHard Disk Drive Parameter Keyboard Keyboard Hardware Overview Hardware Overview Optical Drive CD-RW/DVD-ROM drive specificationsOptical Drive CD-RW/DVD-ROM Drive DVD-multi Drive DVD-Multi drive specificationsOptical Drive Hardware Overview G8CC0001P710 Hardware Overview TFT Color Display LCD module specifications TMD-made 12.1 TFTTFT Color Display LCD Module TFT Color Display Hardware Overview FL inverter board specificationsSpecifications G71C00011121 FL Inverter Board Power supply output specifications1/2 Power SupplyHardware Overview Power Supply Name Voltage Use PSC Main Battery Batteries Main battery Charging Time Main Battery Charging Control10 Time required for charging battery Batteries Hardware Overview 12 Maintaining time RTC Battery11 RTC battery charging time Time AC Adapter 13 AC adapter specificationsParameter Specification AC Adapter Hardware Overview Chapter Troubleshooting Procedures Troubleshooting Procedures Error Code Check Troubleshooting Procedures Troubleshooting flowchart Set of tool for debug port test Troubleshooting Procedures Troubleshooting Troubleshooting Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting flowchart 1/2 Troubleshooting flowchart 2/2 Troubleshooting Flowchart Troubleshooting Procedures Power Supply Troubleshooting Troubleshooting Procedures Power Supply Troubleshooting Battery icon Power Supply Troubleshooting Troubleshooting ProceduresProcedure 1 Power Supply Icon Check DC in icon Troubleshooting Procedures Power Supply Troubleshooting Error code Procedure 2 Error Code CheckError code Location ? DC power supply AC adapter Error code Meaning ? 1R8-C1V output ? E3V output ? 1R25-P1V output Procedure 3 Connection Check Procedure 4 Quick Charge Check Result code Contents Check items Procedure 5 Replacement CheckResult code System Board Troubleshooting Troubleshooting Procedures System Board Troubleshooting System Board Troubleshooting Troubleshooting Procedures Procedure 1 Message Check KBC Error HDC Error Procedure 2 Debug Port Check A set of tool for debug port test Clears software rest bit FDC Reset Port Contents Status Portege A200 Maintenance Manual 960 Port Content Bios Debug Procedure 3 Diagnostic Test Program Execution Check Procedure 4 Replacement Check Troubleshooting Procedures USB FDD Troubleshooting USB FDD TroubleshootingProcedure 1 FDD Head Cleaning Check FDD error code and status USB FDD Troubleshooting Troubleshooting ProceduresProcedure 2 Diagnostic Test Program Execution Check Code Status Procedure 3 Connector Check and Replacement Check HDD Troubleshooting HDD Troubleshooting Troubleshooting Procedures Troubleshooting Procedures HDD Troubleshooting Procedure 2 Partition Check Procedure 3 Format Check Procedure 4 Diagnostic Test Program Execution Check 2.5 HDD error code and status Procedure 5 Connector Check and Replacement Check Procedure 1 Diagnostic Test Program Execution Check Optical Drive TroubleshootingTroubleshooting Procedures Optical Drive Troubleshooting Procedure 2 Connector Check and Replacement Check Procedure 1 External Monitor Check Display TroubleshootingDisplay Troubleshooting Troubleshooting Procedures Procedure 3 Connector Check and Cable Check Troubleshooting Procedures Display Troubleshooting Keyboard Troubleshooting Keyboard Troubleshooting Troubleshooting Procedures Touch Pad Troubleshooting Troubleshooting Procedures Touch Pad Troubleshooting SD Card Slot Troubleshooting Troubleshooting Procedures SD Card Slot TroubleshootingProcedure 1 Check on Windows XP Modem Troubleshooting Troubleshooting Procedures Modem Troubleshooting Modem Troubleshooting Troubleshooting Procedures LAN Troubleshooting Troubleshooting Procedures LAN Troubleshooting Sound Troubleshooting Sound Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Sound Troubleshooting Procedure 2 Connector Check Procedure 3 Replacement Check Troubleshooting Procedures Wireless LAN Troubleshooting Wireless LAN TroubleshootingProcedure 1 Transmitting-Receiving Check Wireless LAN Troubleshooting Troubleshooting Procedures Procedure 2 Antenna Connection Check Chapter Tests and Diagnostics Tests and Diagnostics 20.1 Heatrun TestDisplay Test 20.2 29.1 Function Description Accessing the Setup Program Tables Tests and Diagnostics Diagnostic Test Tests and Diagnostics Diagnostic TestDiagnostics menu Tests and Diagnostics Diagnostic Test 2 H/W Hardware initial information setting tool Heatrun test program Tests and Diagnostics Executing the Diagnostic Test Executing the Diagnostic TestDiagnostics menu T&D Executing the Diagnostic Test Tests and Diagnostics System Test Name Xxxxxx 2 H/W initial information setting tool VX.XX Tests and Diagnostics Executing the Diagnostic Test Setting of the hardware configuration Setting of the hardware configuration Tests and Diagnostics Tests and Diagnostics Setting of the hardware configuration Press Enter key Tests and Diagnostics Heatrun Test Heatrun Test Subtest Names Subtest Names Tests and DiagnosticsTest Name Subtest No Subtest Name Tests and Diagnostics Subtest Names Subtest names 2/2 Hard Disk System Test Tests and Diagnostics System Test Tests and Diagnostics System Test Memory Test Tests and Diagnostics Memory Test Tests and Diagnostics Keyboard Test Keyboard Test Display Test Tests and Diagnostics Display Test Tests and Diagnostics Display Test Hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Tests and Diagnostics Floppy Disk Test Floppy Disk Test Floppy Disk Test Tests and Diagnostics Tests and Diagnostics Printer Test Printer Test Wraparound Tests and Diagnostics Async Test Async Test Hard Disk Test Tests and Diagnostics Hard Disk Test Tests and Diagnostics Hard Disk Test Worst pattern data Cylinder Real Timer Test Real Timer Test Tests and Diagnostics Tests and Diagnostics Real Timer Test Current date Current time Tests and Diagnostics NDP Test NDP Test Sub# Address Good Bad Contents Expansion Test Tests and DiagnosticsExpansion Test Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test Tests and Diagnostics CD-ROM/DVD-ROM Test Tests and Diagnostics Error Code and Error Status Names Error Code and Error Status NamesDevice name Error code Error status name PRT Time OUT No Pcmcia Hard disk controller status register contents Hard Disk Test Detail Status Tests and DiagnosticsHard Disk Test Detail Status BBK Program Description Operations Only ONE Test Subtest Touch Pad Press Internet button button Kill Switch on LED This subtest checks if each LED lights properly Head Cleaning Function Description Tests and Diagnostics Log Utilities Log Utilities Log Utilities Tests and Diagnostics FDD-TIME OUT Error Tests and Diagnostics Running Test Running Test Floppy Disk Drive Utilities Tests and Diagnostics Floppy Disk Drive Utilities Tests and Diagnostics Floppy Disk Drive Utilities Floppy Disk Format & Copy DIAGNOSTICS-HARD Disk & Floppy Disk Dump Following message will appear. To finish the dump, select System Configuration System Configuration Tests and Diagnostics Tests and Diagnostics System Configuration System Configuration Display Ver X.XX Machine Name ??? Wireless LAN Test Program Intel-made b/g MAC = Setting the responder machine Bad connection of wireless LAN card Wireless LAN Test Program Askey-made Tests and Diagnostics Wireless LAN Test Program Askey-madeSetting the tester DUT machine Tests and Diagnostics Wireless LAN Test Program Askey-made MAC Address Check OK Tests and Diagnostics Wireless LAN Test Program Askey-made 28 LAN/Modem/Bluetooth/IEEE1394 Test Program LAN test Transmit Receive Portege A200 Maintenance Manual Modem test Modem loopback test Bluetooth test Pppppp Sssss Aaaaaaa Error message Message Contents Error code for Bluetooth test Bdaddr 1/2 See the Specification of the Bluetooth System in detail Progress Bar Cccc OOO Pppppp Eeeeee Ttttttt Eeeeeee Ddddd M M M Lllllll Error code for Bluetooth test Bdaddr of the DUT 1/2 Error code Meaning IEEE1394 test Sound Test program Sound Test program Tests and DiagnosticsSound Standard test Tests and Diagnostics Sound Test program Sound Legacy test CD Sound Standard test Test media Toshiba-made test media Portege A200 Maintenance Manual Audio CD CD Sound Legacy test Setup Setup Tests and Diagnostics Tests and Diagnostics Setup Accessing the Setup Program Factory Preset Configuration Moving Within the Setup Menu and Changing ValuesAccepting Changes and Exiting the Setup Window Password Write Policy Setup Options Date Sets date Time Sets time User Setting Bright Full brightness for high visibility Registered User password has been registered Ntsc Japan Boot Turns on boot mode. Default Resume Turns on resume mode Picture Displays picture logo Lamp pattern of power button Status Power on Standby Power off/halt CD-ROM Tests and Diagnostics Setup Enhanced IDE Normal USB floppy disk is available without the driver Chapter Replacement Procedures Replacement Procedures HDD SD board/System board 19.1 19.2 Heat sink/CPU 20.1 20.2 19 Removing the MDC module 50 to 4-61 Replacing TMD fluorescent lamp 1 to 61 to Overview Replacement Procedures Overview Replacement Procedures Overview Safety precautions Before you begin Disassembly procedures Assembly procedures Tools and equipment Screw tightening torque Grip color Screw notation Replacement Procedures Battery pack Battery packRemoving the battery pack Battery pack Replacement Procedures Installing a battery pack PC card Replacement Procedures PC cardInstalling a PC card Removing the PC card SD memory card SD memory card Replacement ProceduresInstalling a SD memory card Removing the SD memory card Removing the connector panel Connector panelReplacement Procedures Connector panel Installing a connector panel Keyboard Replacement Procedures Removing the keyboard Removing the keyboard Installing a keyboard Replacement Procedures Optical drive Removing the optical drive Optical drive Replacement Procedures Installing an optical drive Palm rest/Touch pad Replacement Procedures Palm rest/Touch padPalm rest Removing the palm rest Palm rest/Touch pad Replacement Procedures 12 Removing the palm rest Installing a palm rest Installing a touch pad Touch pad Removing the touch pad HDD Replacement Procedures HDDRemoving the HDD Installing a HDD 15 Separating the HDD Memory module Replacement Procedures Memory moduleRemoving the memory module Memory module Replacement Procedures Installing a memory module Removing the wireless LAN module Wireless LAN moduleReplacement Procedures Wireless LAN module Installing a wireless LAN module Wireless LAN module Replacement Procedures Internal microphone Replacement Procedures Internal microphoneInstalling an internal microphone Removing the internal microphone MDC module MDC module4 Replacement ProceduresInstalling a MDC module Removing the MDC module Speaker Speaker4 Replacement ProceduresRemoving the speaker Replacement Procedures Speaker Installing a speaker Cover assembly Replacement Procedures Cover assemblyRemoving the cover assembly Replacement Procedures Cover assembly 22 Removing the screws 23 Removing the screw Installing a cover assembly Removing the RTC battery RTC batteryRTC battery Replacement Procedures Installing a RTC battery Removing the battery latch assembly Battery latch assemblyReplacement Procedures4.17 Battery latch assembly Installing a battery latch assembly CPU fan CPU fan Replacement ProceduresInstalling a CPU fan Removing the CPU fan SD board/System board Replacement Procedures SD board/System boardInstalling a SD board SD board Removing the SD board Installing a system board SD board/System board Replacement ProceduresSystem board Removing the system board Heat sink/CPU Replacement Procedures Heat sink/CPUHeat sink Removing the heat sink Heat sink/CPU Replacement Procedures Installing a heat sink 20.2 CPU Removing the CPU 32 Removing the CPU Installing a CPU 33 Installing a CPU LCD mask/FL inverter/LED board Replacement Procedures LCD mask/FL inverter/LED boardRemoving the LCD mask/FL inverter/LED board LCD mask/FL inverter/LED board Replacement Procedures 35 Removing the display mask 37 Removing the LED board Installing a LCD mask/FL inverter/LED board LCD unit Replacement Procedures4.22 LCD unitRemoving the LCD unit LCD unit Replacement Procedures 39 Removing the LCD unit Installing a LCD unit 40 Removing the LCD support LCD cable/LED cable LCD cable/LED cable Replacement ProceduresLCD cable Removing the LCD cable Replacement Procedures LCD cable/LED cable 42 Removing the LCD cable holder Installing a LCD cable 44 Installing the LCD cable holder LED cable Removing the LED cable 45 Removing the LED cable Installing a LED cable Replacement Procedures Wireless LAN antenna Wireless LAN antennaRemoving the wireless LAN antenna Wireless LAN antenna Replacement Procedures Installing a wireless LAN antenna Replacement Procedures4.25 Hinge assembly Hinge assemblyRemoving the hinge assembly Hinge assembly Replacement Procedures Installing a hinge assembly Type Part.No Supplier Section Inch G33C0000J210 Replacement Procedures Fluorescent lampFluorescent lamp 26.1 Replacing the 12.1 inch TMD fluorescent lamp Fluorescent lamp Replacement ProceduresDisassembling the module 51 Replacing TMD fluorescent lamp 52 Replacing TMD fluorescent lamp3 53 Replacing TMD fluorescent lamp4 54 Replacing TMD fluorescent lamp5 55 Replacing TMD fluorescent lamp6 Assembling the module 56 Replacing TMD fluorescent lamp7 57 Replacing TMD fluorescent lamp8 58 Replacing TMD fluorescent lamp9 59 Replacing TMD fluorescent lamp10 60 Replacing TMD fluorescent lamp11 61 Replacing TMD fluorescent lamp12 Appendices Appendices Appendix Contents Appendix D Keyboard Scan/Character Codes Appendix E Figure B-1 Table D-2 Portege A200 Maintenance Manual App-vii Precautions for handling the LCD module Appendix a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module System Board FPYSY* Front View Appendix B Board LayoutAppendices Mark Number Name System Board FPYSY* Back View Appendix B Board Layout Appendices 1394 PHY/LINK Table B-3 SD board FPYSD* ICs and connectors SD Board FPYSD* View LED Board FPYLE* View Table B-4 LED board FPYLE* ICs and connectorsAppendices Appendix B Board Layout Pin No Signal name System Board PJ1420 SO-DIMM0 connector 200-pinTable C-1 SO-DIMM0 connector 200-pin1/4 Appendix C Pin Assignment Appendices SDQ16R-B2P SDQ23R-B2P SDQ25R-B2P SDQ30R-B2P SBS0R-B2P SDQS7R-B2P PJ1440 SO-DIMM1 connector 200-pin Table C-2 SO-DIMM1 connector 200-pin1/4 SCB6B-B2P SCB7B-B2P GND SBS0-B2P SDQS7R-B2P PJ1800 HDD I/F connector 44-pin Table C-3 HDD I/F connector 44-pin Table C-4 Optical drive I/F connector 50-pin PJ1801 Optical drive I/F connector 50-pinAppendices Appendix C Pin Assignment PJ2110 PC card I/F connector 68-pin Table C-5 PC card I/F connector 68-pin1/2 PJ2130 SD card I/F connector 12-pin Table C-6 SD card I/F connector 12-pin PJ2200 Mini PCI I/F connector 124-pin Table C-7 Mini PCI I/F connector 124-pin 1/2 CBE2-P3N PJ3010 MDC I/F connector 30-pin Table C-8 MDC I/F connector 30-pin Table C-9 Keyboard I/F connector 30-pin PJ3230 Keyboard I/F connector 30-pin10 PJ3240 PAD I/F connector 5-pin Table C-10 PAD I/F connector 5-pin Table C-11 Network I/F connector 14-pin 11 PJ4100 Network I/F connector 14-pin12 PJ4200 1394 I/F connector 4-pin Table C-12 1394 I/F connector 4-pin 14 PJ4700 USB Port 0/1 connector 8-pin 13 PJ4400 Bluetooth connector 20-pin15 PJ4701 USB Port 2 connector 4-pin 16 PJ5600 LCD connector 40-pin Table C-16 LCD connector 40-pin 18 PJ5640 TV out connector 4-pin 17 PJ5620 CRT I/F connector 15-pin19 PJ6003 Speaker Connector 4-pin 22 PJ8760 RTC battery connector 3-pin PJ8800 DC-IN Connector 2-pin21 PJ8810 Main battery connector 10-pin 23 PJ8770 Fan connector 3-pin Table C- 24 LED board I/F connector 20-pin 24 PJ9500 LED board I/F connector 20-pin25 PJ9550 SD board I/F connector 20-pin Table C- 25 SD board I/F connector 20-pin LED Board 26 PJ9505 System board I/F connector 20-pin Table C- 26 System board I/F connector 20-pin 28 PJ6000 Internal Microphone connector 2-pin SD Board 27 PJ9555 System board I/F connector 20-pin29 PJ6001 External Microphone connector 6-pin 30 PJ6002 Headphone connector 6-pin Table C- 30 Headphone connector 6-pin Appendices Appendix C Pin Assignment Table D-1 Scan codes set 1 and set 2 1/4 Apx. D Keyboard Scan/Character Codes AppendicesCap Keytop Code set Make Break Caps Lock Enter Shift L No.102 ALT R 122 F11 123 F12 124 PrintSc 126 Pause 202 203 Win 204 App With left Shift With right Shift Set AA E0 2A E0 F0 12 E0 Table D-4 Scan codes with Fn key Cap Keytop Code set Table D-6 No.124 key scan code Break Make Key Shift Code set Top Figure E-1 key layout US Figure E-2 key layout UK Appendices Appendix E Key Layout LAN Loopback Connector Appendix F Wiring Diagrams Appendices Appendices Appendix F Wiring Diagrams Rewriting the Bios Appendix G Bios Rewrite Procedures AppendicesTools Appendices Appendix G Bios Rewrite Procedures Appendix H EC/KBC Rewrite Procedures Appendices Rewriting the EC/KBC Appendices Appendix H EC/KBC Rewrite Procedures Table I-1 Mtbf System Maximum configuration 084Appendix I ReliabilityAppendices Time hours Appendices Appendix I Reliability Appendix J Key FD Apx. J Key FD Appendices Appendices Apx. J Key FD